William J Hylwa

age ~80

from Leland, NC

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Also known as:

Connected to:

Ball Device For Setting Blind Riverts
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US Patent:

59606673, Oct 5, 1999
Filed:

Dec 23, 1997
Appl. No.:

8/996604
Inventors:

William D. Hylwa - Derby CT
Charles F. Smart - Brookfield CT
Donald P. Viscio - Danbury CT
Assignee:

Emhart Inc. - Newark DE
International Classification:

B21D 905
US Classification:

723914
Abstract:

A ball device for setting blind rivets is provided. The device features one or more rows of balls of at least three balls per row, and a taper section which cooperates with the balls to grip the mandrel of the blind rivet. Upon movement of the taper section, the balls dig into the mandrel to grip, and consequently pull the mandrel in the desired direction. The device features a longer life than similar devices utilizing jaws to grip the mandrel.

Device For Controlling Access In Fastener Manipulation Systems
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US Patent:

50129686, May 7, 1991
Filed:

May 31, 1989
Appl. No.:

7/359291
Inventors:

William Hylwa - Ansonia CT
Assignee:

Emhart Industries, Inc. - Towson MD
International Classification:

B21J 1538
US Classification:

227156
Abstract:

A device for controlling access to an actuator of a fastener manipulation system as described. The device includes a discriminator which cooperates with moveable elements to allow access of authorized objects and to prevent operation of the actuator upon insertion of unauthorized objects.

William Hylwa Phones & Addresses